ar0530b3831a
Replace valve seat rings
ประเภท ar · หัวข้อ 05.30 · เวอร์ชัน 0302 · 2020-02-08
ใช้กับ: Engine 904.9, 906.9, 924.9, 926.9 (except 926.942) in model 368.0/1, 382.1 (except 382.176), 384.06/07, 634.0, 979.2
ไม่มีใน “th” แสดงเป็น อังกฤษ
ตำแหน่ง
กลุ่มฟังก์ชัน 1 Engine › 05 Engine timing › 05.30 Valves — ซีรีส์ 368 (รุ่น 0**, 1**) · ซีรีส์ 382 (รุ่น 111, 123, 134, 135, 143, 153, 154, 155, 156, 157, 158, 171, 175, 177, 178, 180, 181, 182, 184, 185, 186, 187, 188, 189, 190) · ซีรีส์ 384 (รุ่น 06*, 07*) · ซีรีส์ 634 (รุ่น 0**) · ซีรีส์ 904 (รุ่น 9**) · ซีรีส์ 906 (รุ่น 9**) · ซีรีส์ 979 (รุ่น 2**)
EinPAS 15 Engine › 15.17 Engine timing › 15.17.30 Valve train — ซีรีส์ 368 (รุ่น 0**, 1**) · ซีรีส์ 382 (รุ่น 111, 123, 134, 135, 143, 153, 154, 155, 156, 157, 158, 171, 175, 177, 178, 180, 181, 182, 184, 185, 186, 187, 188, 189, 190) · ซีรีส์ 384 (รุ่น 06*, 07*) · ซีรีส์ 634 (รุ่น 0**) · ซีรีส์ 904 (รุ่น 9**) · ซีรีส์ 906 (รุ่น 9**) · ซีรีส์ 979 (รุ่น 2**)
ใช้กับเครื่องยนต์/เกียร์ด้วย: 924 9**, 926 900, 926 910, 926 911, 926 912, 926 913, 926 914, 926 915, 926 916, 926 917, 926 918, 926 919, 926 920, 926 921, 926 924, 926 925, 926 926, 926 927, 926 928, 926 929, 926 930, 926 932, 926 933, 926 934, 926 935, 926 937, 926 938, 926 941, 926 945, 926 946, 926 947, 926 948, 926 949, 926 950, 926 956, 926 959, 926 960, 926 961, 926 969, 926 970, 926 971, 926 972, 926 973, 926 974, 926 975, 926 976, 926 985, 926 986, 926 987, 926 988, 926 989, 926 990, 926 991, 926 992, 926 993, 926 994, 926 995, 926 996, 926 997, 926 998, 926 999
AR05.30-B-3831A
| Replace valve seat rings
| 07.02.2020
|
Engine
| 904.9, 906.9, 924.9, 926.9 (except 926.942) in model 368.0/1, 382.1 (except 382.176), 384.06/07, 634.0, 979.2
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1
| Intake valve seat
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2
| Exhaust valve seat
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3
| Cylinder head
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4
| Mandrel
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A
| Outside diameter of the seat
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B
| Diameter of the seat housing on the head
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C
| Depth of the seat housing on the head
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D
| Valve seat height
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| Remove
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1
| Remove the valves
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| AR05.30-B-3511A
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2
| Check the valve guide wear
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| AR05.30-B-3731B
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| .Valve guide inside diameter (final finish)
| *BE05.30-B-1003-02B
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| Drift
| *102589002300
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| If the side with the largest diameter "+" of the gauge enters the guide, measure the diameter at the center of the length thereof (wear limit).
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| Replace if necessary.
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3
| Remove the valve seat (1/2) from the cylinder head
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| AR05.30-B-3831-01A
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| The seat can also be removed by machining it up to a 0.5 mm thickness, removing it then with an appropriate chisel.
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| Puller, 28-37 mm dia.
| *000589283300
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| Internal extractor
| *000589293300
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| Counter stay
| *000589343300
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4
| Check the condition and dimensions of the seat housing in the head (3)
| The interference between the seat (diameter A) and housing (diameter B) should be unconditionally obtained.
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| .Diameter (B) of the intake valve case housing in the head
| *BE05.30-B-1003-03C
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| .Diameter (B) of the exhaust valve case housing in the head
| *BE05.30-B-1004-03C
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| .Cylinder head basic bore depth (C) for valve seat insert
| *BE05.30-B-1008-03C
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| .Interference between the valve case and the housing in the head
| *BE05.30-B-1005-03C
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| Dial gage
| *001589532100
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| Use
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| Internal diameter gauge (sudden) from 35 to 60 mm.
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5
| If necessary, rework the valve seat lodging in the head
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| AR05.30-B-3831-02A
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| .Diameter (B) of the intake valve case housing in the head
| *BE05.30-B-1003-03C
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| .Diameter (B) of the exhaust valve case housing in the head
| *BE05.30-B-1004-03C
|
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| .Cylinder head basic bore depth (C) for valve seat insert
| *BE05.30-B-1008-03C
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| Dial gage
| *001589532100
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| Use
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| Internal diameter gauge (sudden) from 35 to 60 mm.
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| Install
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6
| Select a new valve seat (1/2) for installation
| To obtain the recommended interference, the seat repair level should match the level for the housing.
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| .Interference between the valve case and the housing in the head
| *BE05.30-B-1005-03C
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| .External diameter (A) of the intake valve case
| *BE05.30-B-1001-03C
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| .External diameter (A) of the exhaust valve case
| *BE05.30-B-1002-03C
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| .Valve seat height (D).
| *BE05.30-B-1006-03C
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| Use
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| External micrometer, from 0 to 25 mm
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| External micrometer, from 25 to 50 mm
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Warning
| Risk of injury when handling liquid nitrogen or from touching extremely cool objects. Risk of asphyxiation from inhaling nitrogen gas.
| Wear heat protective gloves, protective clothing and full eye protection. Ensure that the work area is adequately ventilated.
| AS00.00-Z-0003-01A
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7
| Put the seat (1/2) in the cooler box with liquid nitrogen
| Cool the seats for 20 to 30 minutes.
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| Supercooler box
| *346589006300
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8
| Heat the head (1) in water bath
| Approximate temperature 80 °C.
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9
| With nose pliers, remove the seat (1/2) from the cooling box and put it in the lodging with the heated head
| The housing for the valve seats on the head should be clean and dry.
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10
| Install the seat (1/2) in the head (3) with the mandrel (4)
| Quickly install the cooled seat on the heated head.
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| Drift punch
| *346589031500
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11
| Machine the valve seat (1/2)
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.
| AR05.30-B-4511A
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12
| Install the valves
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| AR05.30-B-3511A
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| .
| AR05.30-B-4202C
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| Utilize new valves, or
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| Rework the valve to be reused.
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Test values for the valves cases
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Number
| Designation
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| Engine 904.9, 906.9
| Engine 924.9, 926.9
|
BE05.30-B-1001-03C
| External diameter (A) of the intake valve case
| Normal
| mm
| 35,070...35,080
| 35,070...35,080
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| Repair I
| mm
| 35,370...35,380
| 35,370...35,380
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| repair II
| mm
| 35,570...35,580
| 35,570...35,580
|
Test values for the valves cases
|
Number
| Designation
|
|
| Engine 904.9, 906.9
| Engine 924.9, 926.9
|
BE05.30-B-1002-03C
| External diameter (A) of the exhaust valve case
| Normal
| mm
| 40,070...40,080
| 40,070...40,080
|
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| Repair I
| mm
| 40,370...40,380
| 40,370...40,380
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| repair II
| mm
| 40,570...40,580
| 40,570...40,580
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Valves guide check values
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Number
| Designation
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| Engine 904.9## ## up to 415751
| Engine 904.9## ## as of 415752
Engine 906.9
|
BE05.30-B-1003-02B
| Valve guide inside diameter (final finish)
| standard
| mm
| 8,000...8,022
| 8,000...8,022
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| wear limit
| mm
| 8,050
| 8,050
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Valves guide check values
|
Number
| Designation
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| Engine 924.9
Engine 926.9
|
BE05.30-B-1003-02B
| Valve guide inside diameter (final finish)
| standard
| mm
| 8,000...8,022
|
|
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| wear limit
| mm
| 8,050
|
Test values for the valves cases
|
Number
| Designation
|
|
| Engine 904.9, 906.9
| Engine 924.9, 926.9
|
BE05.30-B-1003-03C
| Diameter (B) of the intake valve case housing in the head
| Normal
| mm
| 35,000...35,025
| 35,000...35,025
|
|
|
| Repair I
| mm
| 35,300...35,325
| 35,300...35,325
|
|
|
| repair II
| mm
| 35,500...35,525
| 35,500...35,525
|
Test values for the valves cases
|
Number
| Designation
|
|
| Engine 904.9, 906.9
| Engine 924.9, 926.9
|
BE05.30-B-1004-03C
| Diameter (B) of the exhaust valve case housing in the head
| Normal
| mm
| 40,000...40,025
| 40,000...40,025
|
|
|
| Repair I
| mm
| 40,300...40,325
| 40,300...40,325
|
|
|
| repair II
| mm
| 40,500...40,525
| 40,500...40,525
|
Test values for the valves cases
|
Number
| Designation
|
|
| Engine 904.9, 906.9
| Engine 924.9, 926.9
|
BE05.30-B-1005-03C
| Interference between the valve case and the housing in the head
| Intake
| mm
| 0,045...0,080
| 0,045...0,080
|
|
|
| Exhaust
| mm
| 0,045...0,080
| 0,045...0,080
|
Test values for the valves cases
|
Number
| Designation
|
|
| Engine 904.9, 906.9
| Engine 924.9, 926.9
|
BE05.30-B-1006-03C
| Valve seat height (D).
| Intake
| mm
| 7,6...7,7
| 7,6...7,7
|
|
|
| Exhaust tube - 45 degree angle
| mm
| 8,0...8,1
| 8,0...8,1
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|
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| exhaust tube - 36 degree angle
| mm
| 7,93...8,03
| 7,93...8,03
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Test values for the valves cases
|
Number
| Designation
|
|
| Engine 904.9, 906.9
| Engine 924.9, 926.9
|
BE05.30-B-1008-03C
| Cylinder head basic bore depth (C) for valve seat insert
| Intake
| mm
| 11,4...11,6
| 11,4...11,6
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| Exhaust
| mm
| 11,4...11,6
| 11,4...11,6
|
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